NFC Door Lock (Qduino Mini) for under $100 3D printable model by Qtechknow

NFC Door Lock (Qduino Mini) for under $100

Source: Thingiverse by Qtechknow

The NFC Door Lock (Qduino Mini) for under $100 is a free printable 3D model from Thingiverse by Qtechknow. Have you ever wanted to unlock your front door with just your bus pass, a tag, or an old hotel room key? Now you can with the NFC Door Lock, for under $100! It's a super compact. You can download the STL file from the original listing below and print it at home.

Download free STL Get free app
311 saves Source: Thingiverse Updated 2026-06-26

Tags: NFC, Door, Lock, (Qduino, Mini), for, under, $100

About this model

Have you ever wanted to unlock your front door with just your bus pass, a tag, or an old hotel room key? Now you can with the NFC Door Lock, for under $100! It's a super compact Qduino Mini (Arduino-compatible) powered door lock that senses when there is an NFC tag present, unlocks your door using a Servo and multiple 3D printed parts, and makes absolutely no modifications to your current door lock - you can take it apart if needed in a few minutes! This is super useful & I hope to put it on all doors of my house - it's a relatively easy build in a few hours for an advanced user or a great weekend project for beginners! Find more here:

Frequently asked questions

Is this 3D model free to download?
Yes. NFC Door Lock (Qduino Mini) for under $100 is free to download from Thingiverse. Click the "Download free STL" button above to open the original listing.
Where is the STL hosted?
The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by Qtechknow.
Who made this model?
Designed by Qtechknow, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?
Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.

Similar 3D models in NFC

Amazon's top 3D printing gear (trending)
Download free STL Get free app